Finding the Fourth Proportional to 229,740,265.13, 317,043,589.28 and 125,318,800.85
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Solution
The fourth proportional to 229,740,265.13, 317,043,589.28 and 125,318,800.85 is: 172,941,048.89
Step by Step Solution
- Step 1: Write the proportion equation
229,740,265.13 : 317,043,589.28 = 125,318,800.85 : x - Step 2: Convert to fraction form
229,740,265.13/317,043,589.28 = 125,318,800.85/x - Step 3: Cross multiply
229,740,265.13x = 317,043,589.28 × 125,318,800.85 - Step 4: Simplify right side
229,740,265.13x = 39,731,522,423,537,696 - Step 5: Solve for x
x = 39,731,522,423,537,696/229,740,265.13 - Step 6: Final answer
x = 172,941,048.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.